LAN: Local Area Network



  1. What are 4 different types of LANs?


  1. What are 3 types of network topologies?  Explain each.


  1. What different types of media are used for networks?


  1. What is the NIC (Network Interface Card)? What is it used for?


  1. What does a collision refer to on a network?


  1. What is SQE (Signal Quality Error)?


  1. What is "CSMA/CD"?


  1. What is meant by "promiscuous mode"?,,sid14_gci518283,00.html


  1. What are Wireless LANs?  How do they work?


  1. Why is the MAC address always unique?


  1. What is a HUB?


  1. What is a Switch?  How does it differ from a HUB?


  1. What is the function of a router?


  1. What is a driver?


  1. Does a network have an operating system? Explain.